Kernel Developer

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Alex Staff Agency

WebsiteLinkedInAll Job Openings

11 - 50 employees

🎯 Recruiter

🤝 B2B

Recruitment • B2B

Alex Staff Agency is a recruitment agency specializing in connecting IT professionals with companies around the globe. The agency offers a variety of services including career counseling for candidates, helping them find job opportunities in countries they love, and assisting employers in hiring skilled talent. With over 20 years of experience in the field, Alex Staff Agency has built a broad network across more than 150 markets, facilitating successful relocations and onboarding for numerous candidates. The agency prides itself on supporting candidates throughout the hiring process and beyond, offering guidance and expertise every step of the way.

📋 Description

• Investigate upstream security (CVE) and bug fixes; analyze patch dependencies and impact on legacy kernels • Manually backport Linux kernel patches to older kernel versions used in RPM-based and Debian-based distributions • Resolve merge conflicts between upstream changes and target kernel codebases • Build and rebuild kernel source and binary packages using reproducible build environments for RPM and Debian ecosystems • Validate patched kernels through build tests, runtime tests, and regression analysis • Enhance internal workflows for patch preparation, build automation, and validation pipelines using Python, Go, and Shell scripting • Leverage agentic/AI-assisted development tools while rigorously verifying generated output • Document technical decisions • Participate in code reviews • Communicate with team members across time zones

🎯 Requirements

• Strong C proficiency and hands-on Linux debugging skills • Proven commercial experience in Linux kernel development, specifically patching, backporting, or debugging • Solid experience with Git, GNU build tools (make, autotools), and standard Linux developer utilities • Experience building Linux kernels or distribution packages from source • Scripting and automation skills using Python, Go, or Shell • Practical exposure to AI-assisted development tools such as Copilot, Codeium, or similar, with disciplined code verification • Intermediate or higher English proficiency (B1+), written and spoken • Strong ownership mindset, balanced technical judgment, and ability to articulate trade-offs • Nice to have: experience with RPM/SRPM or Debian kernel packaging • Nice to have: familiarity with security patching, CVE analysis, and extended lifecycle maintenance • Nice to have: working knowledge of Docker, QEMU, Jenkins, or other CI systems • Nice to have: experience designing kernel validation tests, analyzing core dumps, and investigating regressions • Ability to work remotely in an asynchronous environment with minimal supervision and clear communication

🏖️ Benefits

• 100% remote work with flexible hours — work from anywhere in the world (focus on LATAM-friendly time zones) • 24 paid vacation days • 10 national holidays • Unlimited sick leave • Private medical insurance compensation • Coworking space reimbursement • Sports/fitness reimbursement • Professional development budget — conferences, courses, certifications • Reward program for patentable ideas • A collaborative, non-corporate environment with a strong engineering culture